hxxps://hr[.]beiyel[.]com/?tzhv

Analysis

max time kernel
389s
max time network
435s
platform
windows10-1703_x64
resource
win10-20230220-en
resource tags

arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system
submitted
15-05-2023 19:35

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General

Target

https://hr.beiyel.com/?tzhv

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer settings 1 TTPs 47 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31033208"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = b0b5c9957887d901	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Internet Explorer\FlipAhead\Meta\generator$vBulletin 3	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Internet Explorer\FlipAhead\FileVersion = "2016061511"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Internet Explorer\FlipAhead\NextUpdateDate = "391001521"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2459750177"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb010000008a702c863227b745aefca3d2bb9571e8000000000200000000001066000000010000200000000a51710234c657ca84ba8271e1488030633cba92be5fca587626f111d321a90a000000000e8000000002000020000000cc13d206497d861244145f43ed79ddd1674000f7fdecc21de6037b8e102ec3c420000000a3f7e01ed992eb5c6f4ca4b438e6e4b2438a48482c018638a2d257cf376ae2df40000000d6db5b014942f441a17537813f47cbb39bddbeb0e6a0b4240801fe7ea1f2b2b2f3853f69b3b4a6e34aee131d6e47991e658621da643928c80e6a9279b8ecdf94	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{BE1B695C-F36B-11ED-8E3B-FACD29011252} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb010000008a702c863227b745aefca3d2bb9571e800000000020000000000106600000001000020000000382b6f93d83038ecefc98f11eb3b0ff77636762880b2d8eda028593e8fa911d5000000000e80000000020000200000008d9c26fe6ac73d941fceb7d4b77f818e8e66cc204010a71d5b33726f85e7b53a2000000032d546e4169e239db6c3d57b2093ae77ccbbeebe67742edadd54ea2b1773794740000000e6ed979037168ce7c3091af6833456e9d82fd0725db7adc8ba1b2c580f853a2afc04202d5fbaee391208a1ceb4822a6644cd144a8bdc160ae7b7a8d41300567a	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Internet Explorer\FlipAhead\Meta\generator$http://www.typepad.com/	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "2459750177"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Internet Explorer\FlipAhead\Meta\generator$Telligent	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Internet Explorer\FlipAhead\Meta\generator$WordPress	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "390952935"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Internet Explorer\HistoryJournalCertificate\NextUpdateDate = "390969529"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2475687765"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Internet Explorer\FlipAhead	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31033208"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 8039df957887d901	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Internet Explorer\FlipAhead\Meta	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Internet Explorer\FlipAhead\Meta\generator$MediaWiki	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Internet Explorer\HistoryJournalCertificate	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31033208"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Internet Explorer\FlipAhead\Meta\generator$blogger	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Internet Explorer\FlipAhead\Meta\generator$Discuz!	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Internet Explorer\FlipAhead\Meta\generator$vBulletin 4	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
3188	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3188	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
3188	iexplore.exe
3188	iexplore.exe
3548	IEXPLORE.EXE
3548	IEXPLORE.EXE
3548	IEXPLORE.EXE
3548	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3188 wrote to memory of 3548	3188	iexplore.exe	66
PID 3188 wrote to memory of 3548	3188	iexplore.exe	66
PID 3188 wrote to memory of 3548	3188	iexplore.exe	66

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" https://hr.beiyel.com/?tzhv
1⤵
- Modifies Internet Explorer settings
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3188
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3188 CREDAT:82945 /prefetch:2
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:3548

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

Filesize
471B

MD5
c8acc7ebd0274710ad136e9ebbf77b30

SHA1
d99222d014b6694013aca886e37094c480120566

SHA256
5faffea9fd8c3fd5cccb9acb4fc3dcda1b50e9f69e382acb3e07c893918a53d5

SHA512
8f030769ed0daa410468084783ec029e4a26697b8c684c18d270c459b84ca9b2359511540e37db2b35561893d72c314d273af066b623cbb3b49e7cd28ce2ecee

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\C8408FE5CA4467EE4DA84A76EF238FE3

Filesize
1KB

MD5
e829e65d7c4307d6fbc13c179e037a36

SHA1
a053375bfe84e8b748782c7cee15827a6af5a405

SHA256
67add1166b020ae61b8f5fc96813c04c2aa589960796865572a3c7e737613dfd

SHA512
96c5793b2b57d8df5891c94015720960e0da4c2cf8ce1fc5707a0b46e5db8ce3761fb5fdb430f619d1579f13e80fbdd973ef6a024129ed039aa193273158fcad

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

Filesize
434B

MD5
d01e2c1092cefd198b0a58947b13843f

SHA1
f39a466f771d6f53eddb0f42e51ddf4439fe58e1

SHA256
4566755c2e6602f50b3b5e0fbd15e683b213112e4a930582bec5882b09d6d5e1

SHA512
8b18f6a05bdc329aebd1f140c254663eff6f899f16cee27ffbe47b0d81d60a24dc8f034105b322961925674d11df09d9a0e9201277c90fdcbb250a412043f2ce

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\6FGHNCOX\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCookies\OCQY1Q8D.cookie

Filesize
607B

MD5
5b11e9e519d0eb16278a71190a9b4e4d

SHA1
3678129dbe3c2c3cb79d2f2a3a4252f9ab904e01

SHA256
2d2b0199e6d281810e726ae85a7fc392f6abe82c0674f0f4387cf554e4a983ae

SHA512
04b15269f7fd5318dd92d179312ded6f56b97d37572a59dac235f7240b54e3af5f71bca746c332342939d454578207abdcf2799bd76472c73d35c755812bce8e

Download Submit